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Is Knob and Tube wiring safe?

April 26, 2017Knob safe tube wiring

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Is Knob and Tube wiring safe?

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Knob and Tube wiring was standard method of wiring in 1880-1930s. in this method of wiring porcelain knobs support the wires running along joists and porcelain tubes provides for separation from wood when wires run through holes made in the joists. Currently many insurance companies will not issue new homeowner policies unless all knob and tube wirings are removed. Others require a certificate stating that Knob and Tube wiring is in safe condition.